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<?php |
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namespace BitWasp\Bitcoin\Networking\Serializer\Ip; |
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use Base32\Base32; |
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use BitWasp\Bitcoin\Networking\Ip\IpInterface; |
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use BitWasp\Bitcoin\Networking\Ip\Ipv4; |
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use BitWasp\Bitcoin\Networking\Ip\Ipv6; |
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use BitWasp\Bitcoin\Networking\Ip\Onion; |
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use BitWasp\Buffertools\Parser; |
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class IpSerializer |
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{ |
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/** |
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* @param Parser $parser |
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* @return Ipv4|Ipv6|Onion |
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* @throws \BitWasp\Buffertools\Exceptions\ParserOutOfRange |
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* @throws \Exception |
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*/ |
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public function fromParser(Parser $parser) |
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{ |
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$buffer = $parser->readBytes(16); |
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$binary = $buffer->getBinary(); |
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if (Onion::MAGIC === substr($binary, 0, strlen(Onion::MAGIC))) { |
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$addr = strtolower(Base32::encode($buffer->slice(strlen(Onion::MAGIC))->getBinary())) . '.onion'; |
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$ip = new Onion($addr); |
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} elseif (Ipv4::MAGIC === substr($binary, 0, strlen(Ipv4::MAGIC))) { |
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$end = $buffer->slice(strlen(Ipv4::MAGIC), 4); |
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$ip = new Ipv4(long2ip($end->getInt())); |
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} else { |
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$addr = []; |
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foreach (str_split($binary, 2) as $segment) { |
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$addr[] = bin2hex($segment); |
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} |
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$addr = implode(":", $addr); |
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$ip = new Ipv6($addr); |
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} |
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return $ip; |
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} |
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/** |
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* @param $data |
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* @return Ipv4|Ipv6|Onion |
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*/ |
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public function parse($data) |
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{ |
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return $this->fromParser(new Parser($data)); |
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} |
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/** |
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* @param IpInterface $address |
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* @return \BitWasp\Buffertools\Buffer |
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*/ |
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public function serialize(IpInterface $address) |
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{ |
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return $address->getBuffer(); |
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} |
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} |
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Bit-Wasp /
bitcoin-p2p-php
